Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5059476 | Hinged rigid or semirigid product | Glen D. Schaaf, William S. Greenlee, Elaine A. Mertzel | 1991-10-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5059476 | Hinged rigid or semirigid product | Glen D. Schaaf, William S. Greenlee, Elaine A. Mertzel | 1991-10-22 |